12.5 cm Quadrant-Folded Filter Paper, Pre-Folded disks, Qualitative Grade 1 - ZENPORE Medium Flow 125 mm (50 Discs)
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12.5 cm Quadrant-Folded Filter Paper, Pre-Folded disks, Qualitative Grade 1 - ZENPORE Medium Flow 125 mm (50 Discs)

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Product ID: 143003368
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Description

  • GRADE 1 Q : 12.5cm - Equivalent to Whatman qualitative grade 1 FF, quadrant folded filter paper (125mm)
  • PREFOLDED - No more folding! These pre-folded Quadrant filters are ready for the funnel
  • LAB FILTER - Routinely used in lab to determine fat content, extract solids and clarify liquids
  • CHEMISTRY CLASS - Filter paper can teach basic qualitative separations and paper chromatography
  • MEDIUM RETENTION / MEDIUM FLOW - Retains medium crystalline particles (10~15 micron)

GRADE 1 Q QUADRANT Qualitative Filter PaperEquivalent to Whatman grade 1 FF, this pre-folded filter paper is commonly used in labs where you need to separate a solid or precipitate from the filtrate.Made from high alpha-cellulose cotton, this standard lab filter is not intended for ashing.APPLICATIONSscience : Routine qualitative analytical separations and liquid clarification in labsfood : Solid foodstuffs separation and liquid extraction, fat content determinationbeverage : Analysis and filtration of dense liquids like fruit pulps, musts, syrups, oil or plant extractsagriculture : Soil analysis and seed testingenvironment : Medium particles collection for pollution monitoring (stain intensity)education : Basic qualitative separations teaching and paper chromatographyMEDIUM RETENTIONRetains medium-fine crystalline precipitates like:Sulfates (Pb, coarse form of Ba and Ca)Carbonates (Ba, Ca)Phosphates (Al, Pb, Struvite)Chromates (Fe, As, Pb)Ca Oxalate (hot), Pb Oxidepaper : pure cotton celluloseflow : mediumretention : 10~15 μm (medium)speed : 30~35 s (10ml DIN 53137)size : ⌀ 125 mmthickness : 150 μmweight : 86 g/m²ash : 0.1%qty : 50 discsPRE-FOLDEDThese Quadrant Folded Filters saves folding time when filtration is done repetitively.Use our pleating equivalent ST001-125v for even faster filtration.Suitable for gravity filtration in standard funnels, not vacuum.EQUIVALENCE & SIZESee the cross-reference table and size diagrams in the photos to choose the appropriate reference and diameter of your circles.

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

12 5 Cm Quadrant Folded Filter Paper Pre Folded Disks | Desertcart GB